1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package util.build;
18 
19 import com.android.dx.command.dexer.Main;
20 import java.io.IOException;
21 
22 public class DxBuildStep extends BuildStep {
23 
24     private final boolean deleteInputFileAfterBuild;
25 
DxBuildStep(BuildFile inputFile, BuildFile outputFile, boolean deleteInputFileAfterBuild)26     DxBuildStep(BuildFile inputFile, BuildFile outputFile,
27             boolean deleteInputFileAfterBuild) {
28         super(inputFile, outputFile);
29         this.deleteInputFileAfterBuild = deleteInputFileAfterBuild;
30     }
31 
32     @Override
build()33     boolean build() {
34 
35         if (super.build()) {
36             Main.Arguments args = new Main.Arguments();
37 
38             args.jarOutput = true;
39             args.fileNames = new String[] {inputFile.fileName.getAbsolutePath()};
40 
41             args.outName = outputFile.fileName.getAbsolutePath();
42 
43             int result = 0;
44             try {
45                 result = Main.run(args);
46             } catch (IOException e) {
47                 e.printStackTrace();
48                 return false;
49             }
50 
51             if (result == 0) {
52                 if (deleteInputFileAfterBuild) {
53                     inputFile.fileName.delete();
54                 }
55                 return true;
56             } else {
57                 System.err.println("exception while dexing "
58                         + inputFile.fileName.getAbsolutePath() + " to "
59                         + args.outName);
60                 return false;
61             }
62         }
63         return false;
64     }
65 
66     @Override
hashCode()67     public int hashCode() {
68         return inputFile.hashCode() ^ outputFile.hashCode();
69     }
70 
71     @Override
equals(Object obj)72     public boolean equals(Object obj) {
73         if (super.equals(obj)) {
74             DxBuildStep other = (DxBuildStep) obj;
75 
76             return inputFile.equals(other.inputFile)
77                     && outputFile.equals(other.outputFile);
78         }
79         return false;
80     }
81 
82 
83 }
84